Ugears Safe 3D-model construction The wooden 3D models Ugearsare unique in model making. As soon as you open the packaging, a delicious scent of birch meets you and the fun and challenge of putting the model together begins. But really amazing it becomes as soon as you see the model in action. Each model is a work of art in itself with a special effect through the use of principles from mechanics. The models are made of birch wood and technically well thought out so that no glue has to be used. Moreover, the manual for each model is so extensive that even an inexperienced hobbyist can assemble the model. The different parts are numbered; an image shows which parts are involved; the steps are clear and well-organised, and in the case of crucial steps it indicates what to pay attention to. Each model uses the supplied toothpicks that serve as shafts for the gears and each model has its own unique attachment for dimensions. And in order for the different gears to rotate smoothly, it is recommended to use candle wax. The model the Safe is a unique item in the series ofUgears, because once the safe is assembled, it can be used as a real safe with an old school 3-digit code lock. The code for the safe is described in the extensive manual. The safe is an amazing gift, but also entertainment: put your price in the safe and let friends try to crack the code The Vault of Ugearsis a complex model and a true masterpiece and exceptional challenge to assemble. Unlock the magic. To open the safe you must first activate the encrypted lock. Then you can enter the code provided. If the code of the safe is entered correctly, you'll hear a click and the safe will open. The Safe of Ugearsguarantees hours of fun: fantastic to put together, fascinating to open, and endless to watch! Specifications: Gender: junior, unisex Colour: white Material: wood Scale: 1:1 Dimensions: 18 x 19.6 x 17.6 cm (lxwxh) Construction time: 3 hours Weight: 1319 grams Age: from 12 years old Contents: 179 Spare parts Manual